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<H2><B>set looping</B></H2><P>
<code>set looping <i>on|off</i></code><p>
Animate when fewer than three dimensions are varying (ie, animate a line
graph).<p>
<H3>Usage Notes</H3><P>
<ol>
<li>Remember to turn <code>looping off</code> when you are done animating,
or
you will get suprised when you enter your next expression. <P>
</ol>
<H3>Examples</H3><P>
